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EN 1.0038 Steel vs. EN 1.4630 Stainless Steel

Both EN 1.0038 steel and EN 1.4630 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.0038 steel and the bottom bar is EN 1.4630 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 23 to 25
23
Fatigue Strength, MPa 140 to 160
170
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Shear Strength, MPa 240 to 270
300
Tensile Strength: Ultimate (UTS), MPa 380 to 430
480
Tensile Strength: Yield (Proof), MPa 200 to 220
250

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 400
800
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 49
28
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
9.5
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.4
2.5
Embodied Energy, MJ/kg 19
36
Embodied Water, L/kg 48
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 72 to 88
92
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 130
160
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 13 to 15
17
Strength to Weight: Bending, points 15 to 16
18
Thermal Diffusivity, mm2/s 13
7.5
Thermal Shock Resistance, points 12 to 13
17

Alloy Composition

Aluminum (Al), % 0
0 to 1.5
Carbon (C), % 0 to 0.23
0 to 0.030
Chromium (Cr), % 0 to 0.3
13 to 16
Copper (Cu), % 0 to 0.6
0 to 0.5
Iron (Fe), % 97.1 to 100
77.1 to 86.7
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 0 to 0.080
0 to 0.5
Nickel (Ni), % 0 to 0.3
0 to 0.5
Niobium (Nb), % 0
0 to 0.5
Nitrogen (N), % 0 to 0.014
0
Phosphorus (P), % 0 to 0.045
0 to 0.050
Silicon (Si), % 0 to 0.55
0.2 to 1.5
Sulfur (S), % 0 to 0.045
0 to 0.050
Titanium (Ti), % 0
0.15 to 0.8